Radio Television Hong Kong: Data collected from dozens of volunteers who carried lunchbox-sized sensors over a six-month period differed greatly from the government’s pollution figures, researchers from Civic Exchange and City University said.

South China Morning Post: The city relies on the Dongjiang in mainland China for 80% of its water, with a price that has progressively increased in last decade, currently paying HK$4.22 billion a year regardless of how much gets used.